Spelsberg Junction box acc. to DIN EN 60670 (VDE 0606), Ui=690V, with knock-outs, M20, with IP54 attachment bushes, with blanking plug M20, seal range 8 - 13.5 mm, with external fixing lugs, Grey, with screw terminal, 5-pole - 2.5 mm² (4 x 1.5² / 4 x 2.5²)